Waseca Public Library. Waseca-LeSueur Regional Library. 4 7/8" x 3 1/2" black and white photograph of the Waseca Public Library, also known as the Waseca-LeSueur Regional Library; located in Trowbridge Park on North State Street, Waseca, Minn.; shown is the main entrance of the one-story mid-century style building; several cars parked in front, U. S. flag to the left of the entrance, a bicycle rack on the right, and many trees of the park framing the building from behind.